Ecoacoustic Beamforming Analysis

🧭 Geophony Profile Metadata

Profile: surf_river

Weights: {'Hf': 0.1, 'ADI': 0.3, 'TEMP': 0.1, 'ACI': 0.2, 'SPATIAL': 0.3}

Params: ADI_dB=-30, corr=0.65, min_angle=40.0, hpf=60, envelope_median_ms=None

DEBUG: LF_energy<120Hz pre=0.3042 post=0.1186 (profile=surf_river, preproc=applied)

DEBUG: total_score(direction_0)=0.2551 (profile=surf_river)

DEBUG: ADI_dB threshold used: -30

📊 Analysis Parameters

Duration: 30s

Grid Mode: fibonacci

Max Exports: 5

Min Uniqueness: 0.3

Correlation Threshold: 0.7

Sample Rate: 44100 Hz

Total Directions

Selected Directions

Exported Files

Analysis Duration

30s

🔊 Selected Direction Audio Files

Listen to the exported beamformed audio for each selected direction:

Direction: UP-EAST

Uniqueness Score: 0.6056

RMS Power: 0.0030

Components:
Activity: 0.620 | Frequency: 0.811 | Temporal: 0.219 | Acoustic: 0.234 | Spatial: 0.773

Direction: SOUTHEAST

Uniqueness Score: 0.5639

RMS Power: 0.0031

Components:
Activity: 0.761 | Frequency: 1.000 | Temporal: 0.072 | Acoustic: 0.551 | Spatial: 0.235

Direction: UP-WEST

Uniqueness Score: 0.5011

RMS Power: 0.0029

Components:
Activity: 0.629 | Frequency: 0.000 | Temporal: 0.436 | Acoustic: 0.473 | Spatial: 1.000

Direction: SOUTHWEST

Uniqueness Score: 0.4287

RMS Power: 0.0029

Components:
Activity: 0.907 | Frequency: 0.000 | Temporal: 0.059 | Acoustic: 1.000 | Spatial: 0.440

📈 Analysis Results Overview

Selection Analysis Visualization

Exported Direction Spectrograms

📋 Detailed Metrics (Selected Directions)

Direction	ACI	ADI	Hf	Ht	Total Score	RMS Power
southeast	597.8598	0.0162	0.4427	0.9546	0.5639	0.0031
southwest	599.0231	0.0000	0.4603	0.9553	0.4287	0.0029
up-east	597.0380	0.0131	0.4257	0.9454	0.6056	0.0030
up-west	597.6578	0.0000	0.4267	0.9320	0.5011	0.0029

⚖️ Uniqueness Score Weights

Activity (Hf): 0.25

Frequency Diversity (ADI): 0.25

Temporal Complexity (1-Ht): 0.15

Acoustic Complexity (ACI): 0.20

Spatial Uniqueness: 0.15

📁 Generated Files

📊 maad_indices_all_directions.csv - Complete indices for all directions
📊 maad_indices.csv - Indices for selected/exported directions
📈 selection_analysis.png - Comprehensive analysis visualization
📈 exported_spectrograms.png - Spectrogram comparison
📄 selection_report.txt - Detailed text report
📊 correlation_matrix.csv - Direction correlation data
🎵 ecoacoustic_up-east_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_southeast_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_up-west_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_southwest_30s.wav - Beamformed audio file (SELECTED)

🎵 Ecoacoustic Beamforming Analysis Report

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